21477305343

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{436717}}^1$

素因数の和:436843

約数の個数: 24

約数和(自身を含む): 31328402448

約数和(自身を除く): 9851097105

約数列:

[1, 3, 13, 39, 97, 169, 291, 507, 1261, 3783, 16393, 49179, 436717, 1310151, 5677321, 17031963, 42361549, 73805173, 127084647, 221415519, 550700137, 1652100411, 7159101781, 21477305343]

約数ペア:

[(1, 21477305343), (3, 7159101781), (13, 1652100411), (39, 550700137), (97, 221415519), (169, 127084647), (291, 73805173), (507, 42361549), (1261, 17031963), (3783, 5677321), (16393, 1310151), (49179, 436717)]